Home / 1,325,017.02-1,829,660.18-1,282,169.59

Finding the Fourth Proportional to 1,325,017.02, 1,829,660.18 and 1,282,169.59

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Solution

The fourth proportional to 1,325,017.02, 1,829,660.18 and 1,282,169.59 is: 1,770,493.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,017.02 : 1,829,660.18 = 1,282,169.59 : x
  2. Step 2: Convert to fraction form
    1,325,017.02/1,829,660.18 = 1,282,169.59/x
  3. Step 3: Cross multiply
    1,325,017.02x = 1,829,660.18 × 1,282,169.59
  4. Step 4: Simplify right side
    1,325,017.02x = 2,345,934,628,436.25
  5. Step 5: Solve for x
    x = 2,345,934,628,436.25/1,325,017.02
  6. Step 6: Final answer
    x = 1,770,493.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.